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How to apply shell command to each line of a command output?
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xargs can run only executable files not shell functions or shell built-in commands. For the former the best solution is probably the one with read in a loop.
– pabouk
Aug 27 '13 at 12:31
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Can I safely delete contents of Xcode Derived data folder?
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Yes, you can delete all files from DerivedData sub-folder (Not DerivedData Folder) directly.
That will not affect your project work. Contents of DerivedData folder is generated during the build time and you can delete them if you want. It's not an...
Should I use SVN or Git? [closed]
...ased on meta-data added to remember what has already been merged.
Git is a file content management (a tool made to merge files), evolved into a true Version Control System, based on a DAG (Directed Acyclic Graph) of commits, where branches are part of the history of datas (and not a data itself), an...
Linux command (like cat) to read a specified quantity of characters
... cat in linux which can return a specified quantity of characters from a file?
9 Answers
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Select multiple images from android gallery
...ll != data) {
// Get the Image from data
String[] filePathColumn = { MediaStore.Images.Media.DATA };
imagesEncodedList = new ArrayList<String>();
if(data.getData()!=null){
Uri mImageUri=data.getData();
// Get th...
Django ModelForm: What is save(commit=False) used for?
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form = AddAttachmentForm(request.POST, request.FILES)
if form.is_valid():
attachment = form.save(commit=False)
attachment.user = student
attachment.attacher = self.request.user
attachment.date_att...
How do I move a redis database from one server to another?
...by either running BGSAVE or SAVE from the command line. This will create a file named dump.rdb in the same folder as your redis server. See a list of all server commands.
Copy this dump.rdb to the other redis server you want to migrate to. When redis starts up, it looks for this file to initialize ...
find -exec cmd {} + vs | xargs
Which one is more efficient over a very large set of files and should be used?
3 Answers
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Select Last Row in the Table
I would like to retrieve the last file inserted into my table. I know that the method first() exists and provides you with the first file in the table but I don't know how to get the last insert.
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How to create SBT project with IntelliJ Idea?
...in the IDE using Settings -> Plugins dialog. Afterwards one can just do File -> New Project -> Scala -> SBT based. IntelliJ will generate basic build.sbt, download necessary dependencies and open project.
SBT Plugin
Sbt plugin that generate an idea project based on the sbt files can b...